Hush
Subtitle: or The hydrophone service
By: by H. W. Wilson.
Publisher: Mills & Boon, limited
Published: 1920
Place of publication: London
Language: eng
Number of pages: 188
Subjects: Great Britain. Royal Navy.; World War, 1914-1918 -- Naval operations -- Submarine.; Signals and signaling, Submarine.
Other titles: The hydrophone service.